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1 /*
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2 Constant-Q library
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3 Copyright (c) 2013-2014 Queen Mary, University of London
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4
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5 Permission is hereby granted, free of charge, to any person
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6 obtaining a copy of this software and associated documentation
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7 files (the "Software"), to deal in the Software without
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8 restriction, including without limitation the rights to use, copy,
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9 modify, merge, publish, distribute, sublicense, and/or sell copies
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10 of the Software, and to permit persons to whom the Software is
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11 furnished to do so, subject to the following conditions:
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12
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13 The above copyright notice and this permission notice shall be
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14 included in all copies or substantial portions of the Software.
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15
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16 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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17 EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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18 MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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19 NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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20 CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
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21 CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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22 WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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23
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24 Except as contained in this notice, the names of the Centre for
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25 Digital Music; Queen Mary, University of London; and Chris Cannam
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26 shall not be used in advertising or otherwise to promote the sale,
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27 use or other dealings in this Software without prior written
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28 authorization.
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29 */
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30
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31 module test_cqtkernel;
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32
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33 cm = load may.matrix.complex;
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34 mm = load may.mathmisc;
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35
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36 { compare, compareUsing } = load may.test;
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37
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38 { makeKernel } = load cqtkernel;
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39
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40 eps = 1e-7;
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41
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42 compareClose = compareUsing do a b: abs (a - b) < eps done;
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43
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44 [
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45
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46 "minimal": \(
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47 k = makeKernel { sampleRate = 16, maxFreq = 8, binsPerOctave = 4 };
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48 compare k.binsPerOctave 4 and
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49 compare (cm.size k.kernel) {
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50 rows = k.binsPerOctave * k.atomsPerFrame,
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51 columns = k.fftSize
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52 } and
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53 compareClose k.maxFrequency 8 and
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54 compareClose k.minFrequency (4 * (mm.pow 2 (1/4))) and
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55 compare k.atomsPerFrame 5 and
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56 compare k.fftSize 32 and
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57 compare (length k.binFrequencies) k.binsPerOctave and
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58 compareClose (head k.binFrequencies) k.minFrequency and
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59 compareClose (head (reverse k.binFrequencies)) k.maxFrequency
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60 ),
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61
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62 ] is hash<string, () -> boolean>
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63
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